ZIP code 03054 is officially located in the state of New hampshire, primarily serving the city of Merrimack. It falls under the administrative jurisdiction of Hillsborough County. When planning mail delivery, logistics routing, or demographic research, 03054 operates within the Eastern Time (ET) timezone and supports the 210 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 03054 ZIP Code Tabulation Area is approximately 16,310. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $58,054.